CN113386162B - Grabbing device for transferring plastic plates and plastic plate grabbing method - Google Patents

Grabbing device for transferring plastic plates and plastic plate grabbing method Download PDF

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Publication number
CN113386162B
CN113386162B CN202110652485.2A CN202110652485A CN113386162B CN 113386162 B CN113386162 B CN 113386162B CN 202110652485 A CN202110652485 A CN 202110652485A CN 113386162 B CN113386162 B CN 113386162B
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China
Prior art keywords
gear
brush
cleaning
bevel gear
negative pressure
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CN202110652485.2A
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CN113386162A (en
Inventor
徐军平
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Shandong Runping Plastics Co ltd
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Shandong Runping Plastics Co ltd
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Publication of CN113386162A publication Critical patent/CN113386162A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25JMANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J15/00Gripping heads and other end effectors
    • B25J15/06Gripping heads and other end effectors with vacuum or magnetic holding means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25JMANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J15/00Gripping heads and other end effectors
    • B25J15/06Gripping heads and other end effectors with vacuum or magnetic holding means
    • B25J15/0616Gripping heads and other end effectors with vacuum or magnetic holding means with vacuum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/90Devices for picking-up and depositing articles or materials
    • B65G47/91Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/62Plastics recycling; Rubber recycling

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Robotics (AREA)
  • Cleaning In General (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)

Abstract

The invention discloses a gripping device for transferring plastic plates, which is arranged on a transferring mechanism and connected with a negative pressure air source for gripping the plastic plates. The gripping device comprises a cylindrical base body and a cleaning rotary drum. The tubular base member is used for the negative pressure adsorption plastic slab, the tubular base member is including overhead base plate, connection barrel, sealed barrel, negative pressure gas circuit. The cleaning rotary drum comprises a gear base body, an external disc body, a cleaning brush body and a driving motor. The invention also discloses a plastic plate grabbing method, which comprises the following steps: step 1, cleaning a brush body to rotate normally; step 2, cleaning the plastic plate; step 3, cleaning the brush body and folding; and 4, negative pressure grabbing.

Description

Grabbing device for transferring plastic plates and plastic plate grabbing method
Technical Field
The application relates to the technical field of plastic plate processing, in particular to a grabbing device for transferring plastic plates and a plastic plate grabbing method.
Background
After the primary shaping of the packaging plastic sheet, it is necessary to use a transfer device for the transfer. So as to conveniently carry out subsequent processes of cutting, napping and the like. The transfer device in the prior art is simple, and the negative pressure adsorption manipulator is arranged on the support made of the aluminum alloy material, and the packaging plastic plate is adsorbed and fixed by the negative pressure manipulators so as to be convenient to transfer.
However, in the actual operation process, because the environmental conditions in the workshop at present hardly guarantee dustlessly, lead to partial plastic sheet surface to be infected with dust or abandonment plastic granules, when its sealing washer of ordinary negative pressure tongs falls on great particulate matter just, lead to producing the gap between negative pressure tongs and the plastic slab, the negative pressure adsorption effect is very poor, and the plastic slab produces midway of transporting and drops.
Therefore, it is necessary to design a gripping device capable of automatically cleaning the surface of the plastic plate, and the surface of the plastic plate, especially the part of the plastic plate which is directly contacted with the gripping device to realize sealing, is cleaned before the gripping action is performed, so that the sealing effect is ensured.
Disclosure of Invention
Aiming at the situation of the prior art, the technical scheme adopted by the invention is as follows:
the utility model provides a transport grabbing device for plastic slab, sets up on transport mechanism and is connected with the negative pressure air supply for snatch the plastic slab, include:
the device comprises a cylindrical base body, a connecting cylinder body and a sealing cylinder body, wherein the cylindrical base body is connected with a negative pressure air source and is used for adsorbing a plastic plate in a negative pressure manner, the cylindrical base body comprises an upper base plate which is used for connecting a transfer mechanism, a connecting cylinder body and a sealing cylinder body are sequentially arranged below the upper base plate, a negative pressure air path communicated with the negative pressure air source is also arranged in the upper base plate, one end of the negative pressure air path penetrates through the upper base plate, and the other end of the negative pressure air path is communicated with the connecting cylinder body;
further, a first bearing is formed on the outer wall of the connecting cylinder; and a second bearing is formed on the upper end surface of the sealing cylinder body.
Owing to the lubricating effect of the first bearing and the second bearing, the friction force can be reduced as much as possible when the cleaning rotary drum rotates on the cylindrical base body, and the smooth and efficient rotation is further realized.
Furthermore, a sealing ring is formed on the lower end face of the sealing cylinder body.
Thanks to the existence of the sealing ring, the sealing between the sealing cylinder body and the plastic plate is further ensured, and the plastic plate can be firmly grasped under the action of a negative pressure air source.
The cleaning rotary drum is used for cleaning the corresponding position of the plastic plate and the sealing cylinder body and comprises a gear base body which is rotatable and can move axially on the connecting cylinder body, an external disk body which is formed on the lower edge of the outer wall of the gear base body, cleaning brush bodies which are circumferentially and uniformly distributed on the lower end face of the external disk body and a driving motor which is arranged in the upper base plate and is in transmission connection with the gear base body.
Furthermore, the cleaning brush body comprises a cylindrical brush body, a rotatable rotating brush shaft arranged in the cylindrical brush body, a brush cone pulley formed at the upper end of the rotating brush shaft, a strip-shaped brush body formed at the lower end of the rotating brush shaft, a rotating wheel base body formed at the lower end of the outer side of the cylindrical brush body, and a rotating roller wheel rotatably arranged at the lower end of the rotating wheel base body and used for contacting a plastic plate to be grabbed.
With regard to the rotary brush shaft, the following are further embodiments:
the rotary brush shaft comprises an upper shaft body, a rectangular insertion rod formed at the lower end of the upper shaft body, a brush shaft pressure spring wound on the rectangular insertion rod, a lower shaft body, a rectangular slot formed in the upper half of the lower shaft body and used for sleeving the rectangular insertion rod, an annular groove formed in the outer wall of the lower shaft body, a regulating bolt formed in the outer side of the rotating wheel base body and a round rod pin formed at the near end of the regulating bolt and connected with the annular groove in an inserting mode at equal intervals.
Thanks to the improved technical scheme, the rotating brush shaft of the cleaning brush body can rotate, so that the cleaning brush body is allowed to be folded after dust particles on the plastic plate c are cleaned, and interference on a descending sealing cylinder body is avoided.
Furthermore, the cleaning brush also comprises an adjusting device used for adjusting the posture of the cleaning brush body, and the adjusting device comprises;
the transmission ring cavity is formed in the gear matrix;
the elastic pressing racks are circumferentially and uniformly distributed in the transmission ring cavity and correspond to the cleaning brush bodies one by one, and each elastic pressing rack comprises an elastic pressing mandrel, a spring baffle, a rack pressure spring, an input rack and a rack chuck, wherein the elastic pressing mandrel penetrates through the transmission ring cavity, the spring baffle is formed at the upper end of the elastic pressing mandrel, the rack pressure spring is wound on the elastic pressing mandrel and abuts against the upper end face of the gear base body, the input rack is formed at the lower half part of the elastic pressing mandrel, and the rack chuck is formed on the elastic pressing mandrel and is clamped on the upper wall of the transmission ring cavity;
the gear mounting ring is formed on the outer wall of the transmission ring cavity;
the driving gear sets are circumferentially and uniformly distributed in the transmission ring cavity and correspond to the cleaning brush bodies one by one, and each driving gear set comprises a driving gear shaft arranged on the inner wall of the transmission ring cavity along the left-right direction, a driving straight gear which is rotatably arranged on the driving gear shaft and is in transmission fit with the input rack, a driving bevel gear formed at the end of the driving straight gear, a driven gear shaft longitudinally arranged on the gear mounting ring, a driven straight gear which is rotatably arranged on the driven gear shaft, and a driven bevel gear which is formed at the upper end of the driven straight gear and is in transmission fit with the driving bevel gear;
the central gear set comprises a central bevel gear which is rotatably arranged in the transmission ring cavity and is positioned below the gear mounting ring, a central straight gear which is concentrically arranged above the central bevel gear and is in transmission fit with the driven straight gear, and an accommodating ring groove which is formed at the upper end of the central straight gear and is used for accommodating the elastic rack;
the double-end bevel gear assembly comprises a radial through hole and a double-end bevel gear body, wherein the radial through hole is circumferentially and uniformly distributed in the external disc body and is communicated with the transmission ring cavity, the double-end bevel gear body is rotatably arranged in the radial through hole, one end of the double-end bevel gear body is in transmission connection with the central bevel gear, and the other end of the double-end bevel gear body is in transmission connection with the brush cone pulley.
Furthermore, the double-end awl tooth subassembly still includes the spacing snap ring of shaping in radial through-hole, shaping in double-end awl tooth body outer wall and with spacing snap ring complex spacing draw-in groove.
Has the advantages that:
a transport grabbing device for plastic slab, through the sealed barrel and the plastic slab contact of tube-shape base member to produce the negative pressure through the negative pressure air supply, realize snatching the negative pressure of plastic slab.
According to the gripping device for transferring the plastic plates, the plastic plates can be cleaned, and the gripping effect is kept stable;
the cleaning rotary drum keeps rotating in a normal state, and the cleaning brush body cleans an annular area at the position, corresponding to the sealing cylinder body, of the surface of the plastic plate through rotating, so that the area is kept clean, and the situation that particles exist in the area and then grabbing failure is caused is avoided.
The present case a transport grabbing device for plastic slab, adjusting device folds up and rotates the brush axle and avoids producing the interference to sealed barrel:
before the bar brush body of brush axle is rotated in sealed barrel contact not yet, adjusting device's suppress rack and overhead base plate butt and then retract to drive driving gear group, central gear train, double-end awl tooth subassembly rotate, final drive rotate the brush axle rotation, make the bar brush body rotates to the region outside the sealed barrel.
Description of the drawings:
in order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a schematic view of a prior art negative pressure grip for gripping a plastic panel.
Fig. 2 is a sectional view of an embodiment of a use state of the plastic plate transferring and gripping device.
Fig. 3 is a sectional view of another embodiment of the plastic plate transferring and gripping device in a using state.
Fig. 4 is a schematic view of the cleaning range of the plastic plate.
Fig. 5 is a schematic view of one embodiment of the plastic plate transferring and gripping device.
Fig. 6 is a sectional view of another embodiment of the plastic plate transfer gripping device.
FIG. 7 is a cross-sectional view of one embodiment of the cleaning drum and conditioning device.
Fig. 8 is an enlarged schematic view of a portion a of fig. 6.
Fig. 9 is an enlarged schematic view of a portion B in fig. 7.
Fig. 10 is a schematic view of one embodiment of a snap rack.
Fig. 11 is a schematic cross-sectional view of C-C in fig. 7.
Icon:
1. the device comprises a cylindrical base body, 11, an upper base plate, 12, a connecting cylinder, 13, a sealing cylinder, 14 and a negative claw gas circuit;
2. the cleaning device comprises a cleaning rotary drum, 21 gear matrixes, 22 external disc bodies, 23 cleaning brush bodies, 23a cylindrical brush body, 23b rotating brush shafts, 23c brush body conical wheels, 23d strip-shaped brush bodies, 23e rotating rollers, 24 and a driving motor;
3. adjusting device, 31, transmission ring cavity, 32, elastic rack, 32a, elastic mandrel, 32b, spring baffle, 32c, rack press
The spring, 32d, the input rack, 32e, the rack chuck, 33, the gear mounting ring, 34, the driving gear set, 34a, the driving gear shaft, 34b, the driving spur gear, 34c, the driving bevel gear, 34d, the driven gear shaft, 34e, the driven spur gear, 34f, the driven bevel gear, 35, the central gear set, 35a, the central bevel gear, 35b, the central spur gear, 35c, the accommodating ring groove, 36, the double-head bevel gear assembly, 36a, the radial through hole, 36b, the double-head bevel gear body, 36c, the limiting snap ring and 36d, the limiting snap groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
The utility model provides a transport grabbing device for plastic slab, sets up on transport mechanism and is connected with the negative pressure air supply for snatch plastic slab a, include:
the device comprises a cylindrical base body 1, a negative pressure air source, a connecting cylinder 12 and a sealing cylinder 13, wherein the cylindrical base body 1 is used for adsorbing a plastic plate under negative pressure, the cylindrical base body 1 comprises an upper base plate 11 used for connecting a transfer mechanism, the connecting cylinder 12 and the sealing cylinder 13 are sequentially arranged below the upper base plate 11, a negative pressure air path 14 communicated with the negative pressure air source is further arranged in the upper base plate 11, one end of the negative pressure air path 14 penetrates through the upper base plate 11, and the other end of the negative pressure air path is communicated with the connecting cylinder 12;
further, a first bearing is formed on the outer wall of the connecting cylinder 12; and a second bearing is formed on the upper end surface of the sealing cylinder body 13.
Owing to the lubricating effect of the first bearing and the second bearing, the friction force can be reduced as much as possible when the cleaning rotating drum 2 rotates on the cylindrical base body 1, and the smooth and efficient rotation is further realized.
Further, a sealing ring is formed on the lower end face of the sealing cylinder body 13.
Thanks to the existence of the sealing ring, the sealing between the sealing cylinder body 13 and the plastic plate c is ensured, and the plastic plate c can be firmly grasped under the action of a negative pressure air source.
The cleaning rotary drum 2 is used for cleaning the position of the plastic plate a corresponding to the sealing cylinder 13, and comprises a gear matrix 21 which can rotate and move axially on the connecting cylinder 12, an external disk body 22 which is formed on the outer wall of the gear matrix 21, cleaning brush bodies 23 which are uniformly distributed on the lower end surface of the external disk body 22 in the circumferential direction, and a driving motor 24 which is arranged in the upper base plate 11 and is in transmission connection with the gear matrix 21.
Further, the cleaning brush 23 includes a cylindrical brush 23a, a rotatable brush shaft 23b rotatably disposed in the cylindrical brush 23a, a brush cone 23c formed at an upper end of the rotatable brush shaft 23b, a strip-shaped brush 23d formed at a lower end of the rotatable brush shaft 23b, a rotating wheel base 23e formed at a lower end of an outer side of the cylindrical brush 23a, and a rotatable roller 23f rotatably disposed at a lower end of the rotating wheel base 23e and configured to contact a plastic plate to be gripped.
With regard to the rotary brush shaft 23b, the following is a further embodiment:
the rotating brush shaft 23b comprises an upper shaft body 23bl, a rectangular inserted link 23b2 formed at the lower end of the upper shaft body 23bl, a brush shaft pressure spring 23b3 wound on the rectangular inserted link 23b2, a lower shaft body 23b4, a rectangular slot 23b5 formed at the upper half part of the lower shaft body 23b4 and used for sleeving the rectangular inserted link 23b2, annular grooves 23b6 arranged on the outer wall of the lower shaft body 23b4 at equal intervals, an adjusting bolt 23b7 screwed on the outer side of the rotating wheel base 23e, and a round rod pin 23b8 formed at the proximal end of the adjusting bolt 23b7 and inserted into the annular groove 23b 6.
Thanks to the improved technical scheme, the rotating brush shaft 23b of the cleaning brush body 23 can rotate, so that the cleaning brush body is allowed to be folded after dust particles on the plastic plate c are cleaned, and interference on the descending sealing cylinder body 13 is avoided.
Further, still include the adjusting device 3 that is used for adjusting clearance brush body 23 gesture, adjusting device 3 includes:
the transmission ring cavity 31 is formed in the gear matrix 21;
the elastic pressing racks 32 are circumferentially and uniformly distributed in the transmission ring cavity 31 and correspond to the cleaning brush bodies 23 one by one, and each elastic pressing rack 32 comprises an elastic pressing mandrel 32a penetrating through the transmission ring cavity 31, a spring baffle 32b formed at the upper end of the elastic pressing mandrel 32a, a rack pressure spring 32c wound on the elastic pressing mandrel 32a and abutted against the upper end face of the gear base body 21, an input rack 32d formed at the lower half part of the elastic pressing mandrel 32a, and a rack chuck 32e formed on the elastic pressing mandrel 32a and clamped on the upper wall of the transmission ring cavity 31;
the gear mounting ring 33 is formed on the outer wall of the transmission ring cavity 31;
the driving gear sets 34 are circumferentially and uniformly distributed in the transmission ring cavity 31 and correspond to the cleaning brush bodies 23 one by one, and comprise driving gear shafts 34a arranged on the inner wall of the transmission ring cavity 31 along the left-right direction, driving spur gears 34b rotatably arranged on the driving gear shafts 34a and in transmission fit with the input rack 32d, driving bevel gears 34c formed at the ends of the driving spur gears 34b, driven gear shafts 34d longitudinally arranged on the gear mounting ring 33, driven spur gears 34e rotatably arranged on the driven gear shafts 34d, and driven bevel gears 34f formed at the upper ends of the driven spur gears 34e and in transmission fit with the driving bevel gears 34 c;
the central gear set 35 comprises a central bevel gear 35a which is rotatably arranged in the transmission ring cavity 31 and is positioned below the gear mounting ring 33, a central straight gear 35b which is concentrically arranged above the central bevel gear 35a and is in transmission fit with the driven straight gear 34e, and an accommodating ring groove 35c which is formed at the upper end of the central straight gear 35b and is used for accommodating the elastic rack 32;
the double-head bevel gear assembly 36 comprises radial through holes 36a which are uniformly distributed in the external tray body 22 in the circumferential direction and communicated with the transmission ring cavity 31, and a double-head bevel gear body 36a which is rotatably arranged in the radial through holes 36a, wherein one end of the double-head bevel gear body 36a is in transmission connection with the central bevel gear 35a, and the other end of the double-head bevel gear body 36a is in transmission connection with the brush cone pulley 23c.
Further, the double-ended bevel gear assembly 36 further includes a limiting snap ring 36c formed in the radial through hole 36a, and a limiting snap groove 36d formed in the outer wall of the double-ended bevel gear body 36b and matched with the limiting snap ring 36c.
A plastic plate grabbing method comprises the following steps:
step 1, cleaning brush body 23 rotates normally:
under a normal state, the driving motor 24 drives the gear base body 21, the external disc body 22 and the cleaning brush body 23 to rotate around the cylindrical base body 1;
step 2, cleaning the plastic plate a:
the gripping device descends until the cleaning brush body 23 abuts against the plastic plate a to be gripped;
the cleaning brush body 23 rotates, and then an annular area below the sealing cylinder body 13 is cleaned;
the gripping device continues to descend, so that the gear base body 21, the external disc body 22 and the cleaning brush body 23 are acted by the plastic plate a to keep rotating and move upwards relative to the connecting cylinder body 12;
step 3, cleaning the brush body 23 and folding:
the gear matrix 21 goes upward to drive the elastic rack 32 to abut against the upper substrate 11, the elastic rack 32 is squeezed and contracted by the upper substrate 11, and then the corresponding driving gear set 34 is driven to move:
the spring baffle 32b, the elastic pressing mandrel 32a and the input rack 32d overcome the damping of the rack pressure spring 32c and descend relative to the gear base body 21;
the input rack 32d drives the corresponding driving spur gear 33b and driving bevel gear 33c to rotate around the driving pinion 33a,
the driving bevel gear 33c drives the driven bevel gear 34f and the driven spur gear 34e to rotate around the driven gear shaft 34 d;
the driven spur gear 34e drives the central self-gear 35b and the central bevel gear 35a to rotate;
the central bevel gear 35a drives the brush body bevel gear 23c, the rotating brush shaft 23b and the strip-shaped brush body 23d to rotate through the double-head bevel gear body 36b until all the strip-shaped brush body 23d is folded outside the sealing cylinder body 13;
and 4, negative pressure grabbing:
the sealing cylinder body 13 is in sealing contact with the plastic plate a, and the negative pressure air source realizes negative pressure between the cylindrical base body 1 and the plastic plate a, so that grabbing and fixing are realized.
As a further embodiment, the plastic plate grasping method, before step 1, further includes step 5 of adjusting the height of the strip-shaped brush body 23 d:
rotating the adjusting bolt 23b7 outwardly, thereby adjusting the rod pin 23b8 to disengage from the annular groove 23b 6;
the positions of the lower shaft body 23b4 and the rectangular slot 23b5 in the cylindrical brush body 23a are adjusted, and then the strip-shaped brush body is adjusted
23d, and always keeping the lowest edge of the strip-shaped brush body 23d lower than the lowest edge of the rotating roller 23 f;
the adjusting bolt 23b7 is rotated inward, and the round bar pin 23b8 is adjusted to be inserted into the corresponding annular groove 23b6 again to complete the fixing.
As a further embodiment, the upper end of the spring baffle 32b8 is rotatably provided with a lubrication roller ball in rotational contact with the upper substrate 11 to minimize the friction force generated when the adjusting device 3 rotates with the cleaning drum 2 relative to the upper substrate 11.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (7)

1. The utility model provides a transport grabbing device for plastic slab, sets up on transport mechanism and is connected with the negative pressure air supply for snatch plastic slab (a), its characterized in that: the method comprises the following steps:
the device comprises a cylindrical base body (1), wherein the cylindrical base body (1) is used for adsorbing a plastic plate under negative pressure, the cylindrical base body (1) comprises an upper base plate (11) used for being connected with a transfer mechanism, a connecting cylinder (12) and a sealing cylinder (13) are sequentially arranged below the upper base plate (11), a negative pressure air path (14) communicated with a negative pressure air source is further arranged in the upper base plate (11), one end of the negative pressure air path (14) penetrates through the upper base plate (11) and the other end of the negative pressure air path is communicated with the connecting cylinder (12);
the cleaning rotary drum (2) is used for cleaning the position, corresponding to the sealing cylinder body (13), of the plastic plate (a) and comprises a gear base body (21) which can rotate and axially move on the connecting cylinder body (12), an external disc body (22) which is formed on the lower edge of the outer wall of the gear base body (21), cleaning brush bodies (23) which are circumferentially and uniformly distributed on the lower end face of the external disc body (22), and a driving motor (24) which is arranged in the upper base plate (11) and is in transmission connection with the gear base body (21);
the cleaning brush body (23) comprises a cylindrical brush body (23a), a rotary brush shaft (23b) which is rotatably arranged in the cylindrical brush body (23a), a brush body conical wheel (23c) which is formed at the upper end of the rotary brush shaft (23b), a strip-shaped brush body (23d) which is formed at the lower end of the rotary brush shaft (23b), a rotating wheel base body (23e) which is formed at the lower end of the outer side of the cylindrical brush body (23a), and a rotary roller wheel (23f) which is rotatably arranged at the lower end of the rotating wheel base body (23e) and is used for contacting a plastic plate to be grabbed;
the rotary brush shaft (23b) further comprises an upper shaft body (23bl), a rectangular inserted rod (23b2) formed at the lower end of the upper shaft body (23bl), a brush shaft pressure spring (23b3) wound on the rectangular inserted rod (23b2), a lower shaft body (23b4), a rectangular slot (23b5) formed in the upper half part of the lower shaft body (23b4) and used for sleeving the rectangular inserted rod (23b2), annular grooves (23b6) formed in the outer wall of the lower shaft body (23b4) at equal intervals, an adjusting bolt (23b7) screwed on the outer side of the rotating wheel base body (23e), and a round rod pin (23b8) formed at the proximal end of the adjusting bolt (23b7) and inserted in the annular groove (23b 6);
still include adjusting device (3) that is used for adjusting clearance brush body (23) gesture, adjusting device (3) include:
the transmission ring cavity (31) is formed in the gear base body (21);
the cleaning brush comprises elastic pressing racks (32), wherein the elastic pressing racks (32) are circumferentially and uniformly distributed in a transmission ring cavity (31) and correspond to cleaning brush bodies (23) one by one, and each elastic pressing rack (32) comprises an elastic pressing mandrel (32a) penetrating through the transmission ring cavity (31), a spring baffle (32b) formed at the upper end of the elastic pressing mandrel (32a), a rack pressure spring (32c) wound on the elastic pressing mandrel (32a) and abutted against the upper end face of the gear base body (21), an input rack (32d) formed at the lower half part of the elastic pressing mandrel (32a), and a rack chuck (32e) formed on the elastic pressing mandrel (32a) and clamped on the upper wall of the transmission ring cavity (31);
the gear mounting ring (33) is formed on the outer wall of the transmission ring cavity (31);
the driving gear sets (34) are circumferentially and uniformly distributed in the transmission ring cavity (31) and correspond to the cleaning brush bodies (23) one by one, and comprise driving gear shafts (34a) arranged on the inner wall of the transmission ring cavity (31) along the left-right direction, driving straight gears (34b) which are rotatably arranged on the driving gear shafts (34a) and are in transmission fit with the input racks (32d), driving bevel gears (34c) formed at the end parts of the driving straight gears (34b), driven gear shafts (34d) longitudinally arranged on the gear mounting ring (33), driven straight gears (34e) rotatably arranged on the driven gear shafts (34d), and driven bevel gears (34f) formed at the upper ends of the driven straight gears (34e) and are in transmission fit with the driving bevel gears (34 c);
the central gear set (35) comprises a central bevel gear (35a) which is rotatably arranged in the transmission ring cavity (31) and is positioned below the gear mounting ring (33), a central straight gear (35b) which is concentrically arranged above the central bevel gear (35a) and is in transmission fit with the driven straight gear (34e), and an accommodating ring groove (35c) which is formed in the upper end of the central straight gear (35b) and is used for accommodating the elastic pressing rack (32);
the double-head bevel gear assembly (36) comprises radial through holes (36a) which are uniformly distributed in the external disc body (22) in the circumferential direction and communicated with the transmission ring cavity (31), and a double-head bevel gear body (36b) which is rotatably arranged in the radial through holes (36a), wherein one end of the double-head bevel gear body (36b) is in transmission connection with the central bevel gear (35a), and the other end of the double-head bevel gear body is in transmission connection with the brush cone pulley (23 c).
2. The grasping device for transporting plastic plates according to claim 1, wherein: the double-end bevel gear component (36) further comprises a limiting clamping ring (36c) formed in the radial through hole (36a) and a limiting clamping groove (36d) formed in the outer wall of the double-end bevel gear body (36b) and matched with the limiting clamping ring (36 c).
3. The grasping device for transporting plastic plates according to claim 2, wherein: the outer wall of the connecting cylinder body (12) is formed with a first bearing.
4. The grasping device for transporting plastic plates according to claim 3, wherein: and a second bearing is formed on the upper end surface of the sealing cylinder body (13).
5. The grasping device for transporting plastic plates according to claim 4, wherein: and a sealing ring is formed on the lower end surface of the sealing cylinder body (13).
6. A method for gripping a plastic panel using the gripping device for transferring a plastic panel according to claim 5, wherein: the method comprises the following steps:
step 1, cleaning the brush body (23) to rotate normally:
under a normal state, the driving motor (24) drives the gear base body (21), the external disc body (22) and the cleaning brush body (23) to rotate around the cylindrical base body (1);
step 2, cleaning the plastic plate (a):
the gripping device moves downwards until the cleaning brush body (23) abuts against the plastic plate (a) to be gripped;
the cleaning brush body (23) rotates, and then an annular area below the sealing cylinder body (13) is cleaned;
the gripping device continuously descends, so that the gear base body (21), the external disc body (22) and the cleaning brush body (23) are acted by the plastic plate (a) to keep rotating and ascend relative to the connecting cylinder body (12);
step 3, cleaning the brush body (23) and folding:
the gear base body (21) goes upward, drives suppress rack (32) and overhead base plate (11) butt, suppress rack (32) and receive overhead base plate (11) extrusion shrink, and then drive corresponding driving gear group (34) action:
the spring baffle (32b), the elastic pressing mandrel (32a) and the input rack (32d) overcome the damping of a rack pressure spring (32c) and move downwards relative to the gear base body (21);
the input rack (32d) drives the corresponding driving straight gear (34b) and the driving bevel gear (34c) to rotate around the driving gear shaft (34a), and the driving bevel gear (34c) drives the driven bevel gear (34f) and the driven straight gear (34e) to rotate around the driven gear shaft (34 d);
the driven straight gear (34e) drives the central straight gear (35b) and the central bevel gear (35a) to rotate;
the central bevel gear (35a) drives the brush body bevel gear (23c), the rotating brush shaft (23b) and the strip-shaped brush body (23d) to rotate through the double-head bevel gear body (36b) until the strip-shaped brush body (23d) is completely folded to the outside of the sealing cylinder body (13);
and 4, negative pressure grabbing:
the sealing cylinder body (13) is in sealing contact with the plastic plate (a), and the negative pressure air source realizes the negative pressure between the cylindrical base body (1) and the plastic plate (a), so that grabbing and fixing are realized.
7. The method of claim 6, wherein: before the step 1, a step 5 of adjusting the height of the strip-shaped brush body (23d) is also included:
the adjusting bolt (23b7) is rotated outwards, and the round rod pin (23b8) is adjusted to be disengaged from the annular groove (23b 6);
the positions of the lower shaft body (23b4) and the rectangular slot (23b5) in the cylindrical brush body (23a) are adjusted, the longitudinal position of the strip-shaped brush body (23d) is further adjusted, and the lowest edge of the strip-shaped brush body (23d) is always kept lower than that of the rotating roller (23 f);
the adjusting bolt (23b7) is rotated inwards, and the round rod pin (23b8) is adjusted to be inserted into the corresponding annular groove (23b6) again to complete fixing.
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